v38: Revert to single Korean OCR engine - fix cpu-basic timeout

v37: Fix race condition - thread-safe OCR engine initialization

v34: Dual OCR engine (Korean + English) for character-type-aware recognition

v33: Improve OCR accuracy - bbox extraction, Korean fuel types, VIN year, date

v24: Port OCR_Vehicle_02 algorithms - preprocessing, bbox extraction, standards

fix: add debug diagnostics for PaddleOCR 3.x result format (v13)

fix: robust PaddleOCR 3.x result parsing with multi-strategy fallback (v11)

fix: auto-detect PaddleOCR version and use correct API

Downgrade PaddleOCR from 3.3+ to 2.x API

Migrate to local OCR (PaddleOCR) and add speed optimizations

Initial commit